3 years ago

Simplify 9 − (−4). −13 −5 5 13

Mathematics

2 answers:

andrew11 [14]3 years ago

8 0

- - = + 9-(-4)= 9+4 so minus minus becomes plus. and 13 is the answer.

agasfer [191]3 years ago

5 0

When subtracting integers, you add by the opposite sign. Right now, you are subtracting 9 by -4. Change this to adding 9 + (+4). Of course, 9 + 4 = 13.

The answer is 13 or D.

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